Finding the Third Proportional to 513,124 and 1,122,800

Step by Step Solution

1. Step 1: Write the proportion equation
   513,124 : 1,122,800 = 1,122,800 : x
2. Step 2: Convert to fraction form
   513,124/1,122,800 = 1,122,800/x
3. Step 3: Cross multiply
   513,124x = 1,122,800 × 1,122,800
4. Step 4: Simplify right side
   513,124x = 1,260,679,840,000
5. Step 5: Solve for x
   x = 1,260,679,840,000/513,124
6. Step 6: Final answer
   x = 2,456,871.71